Qing Chao

Person

Redmond, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Sensing with liquid crystal polarization holograms and metasurface
- Patent number 12,231,749
- Issue date Feb 18, 2025
- Meta Platforms Technologies, LLC
- Qing Chao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Event sensing and tracking
- Patent number 12,147,596
- Issue date Nov 19, 2024
- Meta Platforms Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Non-mechanical beam steering assembly
- Patent number 11,924,396
- Issue date Mar 5, 2024
- Meta Platforms Technologies, LLC
- Michael Hall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Polarimetric imaging camera
- Patent number 11,781,913
- Issue date Oct 10, 2023
- Meta Platforms Technologies, LLC
- Scott Charles McEldowney
- G01 - MEASURING TESTING
Information Patent Grant
Multi-spectral image sensor
- Patent number 11,756,978
- Issue date Sep 12, 2023
- Meta Platforms Technologies, LLC
- Qing Chao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Timing of multiplexed sensor phase measurements in a depth camera a...
- Patent number 11,716,548
- Issue date Aug 1, 2023
- Meta Platforms Technologies, LLC
- Michael Hall
- G02 - OPTICS
Information Patent Grant
Interferometric structured illumination for depth determination
- Patent number 11,686,935
- Issue date Jun 27, 2023
- Meta Platforms Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Switchable fringe pattern illuminator
- Patent number 11,516,457
- Issue date Nov 29, 2022
- Meta Platforms Technologies, LLC
- Zihe Gao
- G01 - MEASURING TESTING
Information Patent Grant
Gaze detection pipeline in an artificial reality system
- Patent number 11,435,820
- Issue date Sep 6, 2022
- Facebook Technologies, LLC
- Seth Michael Hirsh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Polarized illumination and detection for depth sensing
- Patent number 11,417,005
- Issue date Aug 16, 2022
- Meta Platforms Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Photonic integrated circuit illuminator
- Patent number 11,402,473
- Issue date Aug 2, 2022
- Facebook Technologies, LLC
- Zhaoming Zhu
- G01 - MEASURING TESTING
Information Patent Grant
Ultra-wide field-of-view scanning devices for depth sensing
- Patent number 11,397,368
- Issue date Jul 26, 2022
- Meta Platforms Technologies, LLC
- Lu Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Non-mechanical beam steering for depth sensing
- Patent number 11,265,532
- Issue date Mar 1, 2022
- Facebook Technologies, LLC
- Michael Hall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated optical chip for generating patterned illumination
- Patent number 11,143,873
- Issue date Oct 12, 2021
- Facebook Technologies, LLC
- Qing Chao
- G02 - OPTICS
Information Patent Grant
Switchable fringe pattern illuminator
- Patent number 11,070,789
- Issue date Jul 20, 2021
- Facebook Technologies, LLC
- Zihe Gao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarized illumination and detection for depth sensing
- Patent number 10,984,544
- Issue date Apr 20, 2021
- Facebook Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured light eye-tracking
- Patent number 10,977,815
- Issue date Apr 13, 2021
- Facebook Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Polarization illumination using acousto-optic structured light in 3...
- Patent number 10,904,514
- Issue date Jan 26, 2021
- Facebook Technologies, LLC
- Qing Chao
- G01 - MEASURING TESTING
Information Patent Grant
Depth mapping using fringe interferometry
- Patent number 10,855,973
- Issue date Dec 1, 2020
- Facebook Technologies, LLC
- Michael Hall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Depth camera assembly using fringe interferometery via multiple wav...
- Patent number 10,852,434
- Issue date Dec 1, 2020
- Facebook Technologies, LLC
- Michael Hall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Diffractive optics beam shaping for structured light generator
- Patent number 10,795,164
- Issue date Oct 6, 2020
- Facebook Technologies, LLC
- Qing Chao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diffractive structures for generation of interference patterns for...
- Patent number 10,782,537
- Issue date Sep 22, 2020
- Facebook Technologies, LLC
- Qing Chao
- G02 - OPTICS
Information Patent Grant
Circularly polarized illumination and detection for depth sensing
- Patent number 10,740,915
- Issue date Aug 11, 2020
- Facebook Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Interferometric structured light depth sensing for eye tracking
- Patent number 10,732,709
- Issue date Aug 4, 2020
- FACEBOOK TECHNOLOGIES, INC.
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Photonic integrated circuit illuminator
- Patent number 10,698,086
- Issue date Jun 30, 2020
- Facebook Technologies, LLC
- Zhaoming Zhu
- G01 - MEASURING TESTING
Information Patent Grant
Ultra-wide field-of-view scanning devices for depth sensing
- Patent number 10,613,413
- Issue date Apr 7, 2020
- Facebook Technologies, LLC
- Lu Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Structured light depth sensing
- Patent number 10,607,353
- Issue date Mar 31, 2020
- Facebook Technologies, LLC
- Qi Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Non-mechanical beam steering for depth sensing
- Patent number 10,574,973
- Issue date Feb 25, 2020
- Facebook Technologies, LLC
- Michael Hall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated optical chip for generating patterned illumination
- Patent number 10,564,431
- Issue date Feb 18, 2020
- Facebook Technologies, LLC
- Qing Chao
- G02 - OPTICS
Information Patent Grant
Depth camera assembly using multiplexed sensor phase measurements t...
- Patent number 10,491,877
- Issue date Nov 26, 2019
- Facebook Technologies, LLC
- Michael Hall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
REGION-OF-INTEREST IMAGING AND IDENTIFYING EYE FEATURES
- Publication number 20250028389
- Publication date Jan 23, 2025
- Meta Platforms Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FOURIER TRANSFORM PROFILOMETRY WITH A DUAL READOUT SENSOR
- Publication number 20240340404
- Publication date Oct 10, 2024
- Meta Platforms Technologies, LLC
- Song CHEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIGITAL CORRELATED DOUBLE-SAMPLING FOR AN IMAGE SENSOR PIXEL
- Publication number 20240223919
- Publication date Jul 4, 2024
- Meta Platforms Technologies, LLC
- Song Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POLARIZATION INTERFERENCE PATTERN GENERATION FOR DEPTH SENSING
- Publication number 20240175676
- Publication date May 30, 2024
- Meta Platforms Technologies, LLC
- Yun-Han LEE
- G02 - OPTICS
Information Patent Application
FRINGE PROJECTOR FOR DEPTH SENSING
- Publication number 20240093984
- Publication date Mar 21, 2024
- Meta Platforms Technologies, LLC
- Guohua Wei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TIMING OF MULTIPLEXED SENSOR PHASE MEASUREMENTS IN A DEPTH CAMERA A...
- Publication number 20230328401
- Publication date Oct 12, 2023
- Meta Platforms Technologies, LLC
- Michael Hall
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL POLARIZATION HOLOGRAM (LCPH) BASED EYE TRACKING FOR...
- Publication number 20230194882
- Publication date Jun 22, 2023
- Meta Platforms Technologies, LLC
- Hao YU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SENSING WITH LIQUID CRYSTAL POLARIZATION HOLOGRAMS AND METASURFACE
- Publication number 20230037261
- Publication date Feb 2, 2023
- Meta Platforms Technologies, LLC
- Qing Chao
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL POLARIZERS FOR IMAGING
- Publication number 20230008674
- Publication date Jan 12, 2023
- Meta Platforms Technologies, LLC
- Qing Chao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INTERFEROMETRIC STRUCTURED ILLUMINATION FOR DEPTH DETERMINATION
- Publication number 20220413284
- Publication date Dec 29, 2022
- Meta Platforms Technologies, LLC
- Qing Chao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-SPECTRAL IMAGE SENSOR
- Publication number 20220271081
- Publication date Aug 25, 2022
- Facebook Technologies, LLC
- Qing CHAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLARIMETRIC IMAGING CAMERA
- Publication number 20220139990
- Publication date May 5, 2022
- Facebook Technologies, LLC
- Qing Chao
- G02 - OPTICS
Information Patent Application
NON-MECHANICAL BEAM STEERING ASSEMBLY
- Publication number 20220141447
- Publication date May 5, 2022
- Facebook Technologies, LLC
- Michael Hall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POLARIMETRIC IMAGING CAMERA
- Publication number 20210333150
- Publication date Oct 28, 2021
- Facebook Technologies, LLC
- Scott Charles McEldowney
- G01 - MEASURING TESTING
Information Patent Application
SWITCHABLE FRINGE PATTERN ILLUMINATOR
- Publication number 20210314549
- Publication date Oct 7, 2021
- Facebook Technologies, LLC
- Zihe Gao
- G02 - OPTICS
Information Patent Application
SWITCHABLE FRINGE PATTERN ILLUMINATOR
- Publication number 20210203910
- Publication date Jul 1, 2021
- Facebook Technologies, LLC
- Zihe Gao
- G02 - OPTICS
Information Patent Application
NON-MECHANICAL BEAM STEERING FOR DEPTH SENSING
- Publication number 20200162722
- Publication date May 21, 2020
- Facebook Technologies, LLC
- Michael Hall
- G02 - OPTICS
Information Patent Application
STRUCTURED LIGHT DEPTH SENSING
- Publication number 20200074651
- Publication date Mar 5, 2020
- Facebook Technologies, LLC
- QI ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TIMING OF MULTIPLEXED SENSOR PHASE MEASUREMENTS IN A DEPTH CAMERA A...
- Publication number 20190285751
- Publication date Sep 19, 2019
- Facebook Technologies, LLC
- Michael Hall
- G02 - OPTICS
Information Patent Application
NON-MECHANICAL BEAM STEERING FOR DEPTH SENSING
- Publication number 20190075281
- Publication date Mar 7, 2019
- Facebook Technologies, LLC
- Michael Hall
- G02 - OPTICS
Information Patent Application
POLARIZATION ILLUMINATION USING ACOUSTO-OPTIC STRUCTURED LIGHT IN 3...
- Publication number 20180227567
- Publication date Aug 9, 2018
- Oculus VR, LLC
- Qing Chao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Sensing with liquid crystal polarization holograms and metasurface

Event sensing and tracking

Non-mechanical beam steering assembly

Polarimetric imaging camera

Multi-spectral image sensor

Timing of multiplexed sensor phase measurements in a depth camera a...

Interferometric structured illumination for depth determination

Switchable fringe pattern illuminator

Gaze detection pipeline in an artificial reality system

Polarized illumination and detection for depth sensing

Photonic integrated circuit illuminator

Ultra-wide field-of-view scanning devices for depth sensing

Non-mechanical beam steering for depth sensing

Integrated optical chip for generating patterned illumination

Switchable fringe pattern illuminator

Polarized illumination and detection for depth sensing

Structured light eye-tracking

Polarization illumination using acousto-optic structured light in 3...

Depth mapping using fringe interferometry

Depth camera assembly using fringe interferometery via multiple wav...

Diffractive optics beam shaping for structured light generator

Diffractive structures for generation of interference patterns for...

Circularly polarized illumination and detection for depth sensing

Interferometric structured light depth sensing for eye tracking

Photonic integrated circuit illuminator

Ultra-wide field-of-view scanning devices for depth sensing

Structured light depth sensing

Non-mechanical beam steering for depth sensing

Integrated optical chip for generating patterned illumination

Depth camera assembly using multiplexed sensor phase measurements t...

Patents Applicationslast 30 patents

REGION-OF-INTEREST IMAGING AND IDENTIFYING EYE FEATURES

FOURIER TRANSFORM PROFILOMETRY WITH A DUAL READOUT SENSOR

DIGITAL CORRELATED DOUBLE-SAMPLING FOR AN IMAGE SENSOR PIXEL

POLARIZATION INTERFERENCE PATTERN GENERATION FOR DEPTH SENSING

FRINGE PROJECTOR FOR DEPTH SENSING

TIMING OF MULTIPLEXED SENSOR PHASE MEASUREMENTS IN A DEPTH CAMERA A...

LIQUID CRYSTAL POLARIZATION HOLOGRAM (LCPH) BASED EYE TRACKING FOR...

SENSING WITH LIQUID CRYSTAL POLARIZATION HOLOGRAMS AND METASURFACE

LIQUID CRYSTAL POLARIZERS FOR IMAGING

INTERFEROMETRIC STRUCTURED ILLUMINATION FOR DEPTH DETERMINATION

MULTI-SPECTRAL IMAGE SENSOR

POLARIMETRIC IMAGING CAMERA

NON-MECHANICAL BEAM STEERING ASSEMBLY

POLARIMETRIC IMAGING CAMERA

SWITCHABLE FRINGE PATTERN ILLUMINATOR

SWITCHABLE FRINGE PATTERN ILLUMINATOR

NON-MECHANICAL BEAM STEERING FOR DEPTH SENSING

STRUCTURED LIGHT DEPTH SENSING

TIMING OF MULTIPLEXED SENSOR PHASE MEASUREMENTS IN A DEPTH CAMERA A...

NON-MECHANICAL BEAM STEERING FOR DEPTH SENSING

POLARIZATION ILLUMINATION USING ACOUSTO-OPTIC STRUCTURED LIGHT IN 3...